Thunderstorms and heavy rainfall are forecasted to occur starting from 10 December 2025, 05:00 WIB in parts of Sumatera Barat especially in: 2 X 11 Enam Lingkuang, Ampek Nagari, Batang Anai, Batang Gasan, Batang Kapas, Bayang, Bukik Barisan, Bungus Teluk Kabung, Enam Lingkung, Iv Jurai, Iv Koto Aur Malintang, Iv Nagari Bayang Utara, Kamang Baru, Kapur Ix, Kinali, Koto Balingka, Koto Baru, Koto Besar, Koto Parik Gadang Diateh, Koto Tangah, Koto Xi Tarusan, Kuranji, Lembah Melintang, Lengayang, Lubuk Alung, Lubuk Basung, Lubuk Kilangan, Luhak Nan Duo, Nan Sabaris, Padang Laweh, Padang Sago, Pagai Selatan, Pagai Utara, Pangkalan Koto Baru, Pantai Cermin, Pariaman Selatan, Pariaman Timur, Pariaman Utara, Patamuan, Pauh, Pulau Punjung, Ranah Batahan, Ranah Pesisir, Sangir Batang Hari, Sasak Ranah Pesisir, Sembilan Koto, Siberut Barat, Siberut Barat Daya, Siberut Selatan, Siberut Tengah, Siberut Utara, Sikakap, Sintuak Toboh Gadang, Sipora Selatan, Sipora Utara, Sitiung, Sungai Garingging, Sungai Limau, Sungaiaur, Sungaiberemas, Sutera, Tanjung Mutiara, Timpeh, Tiumang, Ulakan Tapakih, V Koto Kampung Dalam, V Koto Timur, Vii Koto Sungai Sarik. These conditions may lead to reduced visibility, strong winds, and localized flooding. The public is strongly advised to remain vigilant during this period, limit outdoor activities, and take all necessary precautions to ensure safety. Conditions are expected to gradually improve by 10 December 2025, 07:00 WIB.